25511333425051 has 2 divisors, whose sum is σ = 25511333425052. Its totient is φ = 25511333425050.

The previous prime is 25511333425049. The next prime is 25511333425057. The reversal of 25511333425051 is 15052433311552.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 25511333425051 - 2¹ = 25511333425049 is a prime.

Together with 25511333425049, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 25511333424995 and 25511333425013.

It is not a weakly prime, because it can be changed into another prime (25511333425057) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12755666712525 + 12755666712526.

It is an arithmetic number, because the mean of its divisors is an integer number (12755666712526).

Almost surely, 2^{25511333425051} is an apocalyptic number.

25511333425051 is a deficient number, since it is larger than the sum of its proper divisors (1).

25511333425051 is an equidigital number, since it uses as much as digits as its factorization.

25511333425051 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 270000, while the sum is 40.

The spelling of 25511333425051 in words is "twenty-five trillion, five hundred eleven billion, three hundred thirty-three million, four hundred twenty-five thousand, fifty-one".